What is the use of combiners in the hadoop framework?


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More Apache Hadoop Interview Questions

What happens in a textinputformat?

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How client application interacts with the NameNode?

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What is keyvaluetextinputformat?

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Which data storage components are used by hadoop?

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Explain the difference between NameNode

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What is the purpose of DataNode block scanner?

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What should be the ideal replication factor in Hadoop Cluster?

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What is compute and Storage nodes?

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How to Administering Hadoop?

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What is the port number for NameNode

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Explain what happens in textinformat ?

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Which are the three main hdfs-site.xml properties?

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